xref: /linux/drivers/gpu/drm/panel/panel-simple.c (revision 0883c2c06fb5bcf5b9e008270827e63c09a88c1e)
1 /*
2  * Copyright (C) 2013, NVIDIA Corporation.  All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sub license,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the
12  * next paragraph) shall be included in all copies or substantial portions
13  * of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21  * DEALINGS IN THE SOFTWARE.
22  */
23 
24 #include <linux/backlight.h>
25 #include <linux/gpio/consumer.h>
26 #include <linux/module.h>
27 #include <linux/of_platform.h>
28 #include <linux/platform_device.h>
29 #include <linux/regulator/consumer.h>
30 
31 #include <drm/drmP.h>
32 #include <drm/drm_crtc.h>
33 #include <drm/drm_mipi_dsi.h>
34 #include <drm/drm_panel.h>
35 
36 #include <video/display_timing.h>
37 #include <video/videomode.h>
38 
39 struct panel_desc {
40 	const struct drm_display_mode *modes;
41 	unsigned int num_modes;
42 	const struct display_timing *timings;
43 	unsigned int num_timings;
44 
45 	unsigned int bpc;
46 
47 	/**
48 	 * @width: width (in millimeters) of the panel's active display area
49 	 * @height: height (in millimeters) of the panel's active display area
50 	 */
51 	struct {
52 		unsigned int width;
53 		unsigned int height;
54 	} size;
55 
56 	/**
57 	 * @prepare: the time (in milliseconds) that it takes for the panel to
58 	 *           become ready and start receiving video data
59 	 * @enable: the time (in milliseconds) that it takes for the panel to
60 	 *          display the first valid frame after starting to receive
61 	 *          video data
62 	 * @disable: the time (in milliseconds) that it takes for the panel to
63 	 *           turn the display off (no content is visible)
64 	 * @unprepare: the time (in milliseconds) that it takes for the panel
65 	 *             to power itself down completely
66 	 */
67 	struct {
68 		unsigned int prepare;
69 		unsigned int enable;
70 		unsigned int disable;
71 		unsigned int unprepare;
72 	} delay;
73 
74 	u32 bus_format;
75 	u32 bus_flags;
76 };
77 
78 struct panel_simple {
79 	struct drm_panel base;
80 	bool prepared;
81 	bool enabled;
82 
83 	const struct panel_desc *desc;
84 
85 	struct backlight_device *backlight;
86 	struct regulator *supply;
87 	struct i2c_adapter *ddc;
88 
89 	struct gpio_desc *enable_gpio;
90 };
91 
92 static inline struct panel_simple *to_panel_simple(struct drm_panel *panel)
93 {
94 	return container_of(panel, struct panel_simple, base);
95 }
96 
97 static int panel_simple_get_fixed_modes(struct panel_simple *panel)
98 {
99 	struct drm_connector *connector = panel->base.connector;
100 	struct drm_device *drm = panel->base.drm;
101 	struct drm_display_mode *mode;
102 	unsigned int i, num = 0;
103 
104 	if (!panel->desc)
105 		return 0;
106 
107 	for (i = 0; i < panel->desc->num_timings; i++) {
108 		const struct display_timing *dt = &panel->desc->timings[i];
109 		struct videomode vm;
110 
111 		videomode_from_timing(dt, &vm);
112 		mode = drm_mode_create(drm);
113 		if (!mode) {
114 			dev_err(drm->dev, "failed to add mode %ux%u\n",
115 				dt->hactive.typ, dt->vactive.typ);
116 			continue;
117 		}
118 
119 		drm_display_mode_from_videomode(&vm, mode);
120 
121 		mode->type |= DRM_MODE_TYPE_DRIVER;
122 
123 		if (panel->desc->num_modes == 1)
124 			mode->type |= DRM_MODE_TYPE_PREFERRED;
125 
126 		drm_mode_probed_add(connector, mode);
127 		num++;
128 	}
129 
130 	for (i = 0; i < panel->desc->num_modes; i++) {
131 		const struct drm_display_mode *m = &panel->desc->modes[i];
132 
133 		mode = drm_mode_duplicate(drm, m);
134 		if (!mode) {
135 			dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
136 				m->hdisplay, m->vdisplay, m->vrefresh);
137 			continue;
138 		}
139 
140 		mode->type |= DRM_MODE_TYPE_DRIVER;
141 
142 		if (panel->desc->num_modes == 1)
143 			mode->type |= DRM_MODE_TYPE_PREFERRED;
144 
145 		drm_mode_set_name(mode);
146 
147 		drm_mode_probed_add(connector, mode);
148 		num++;
149 	}
150 
151 	connector->display_info.bpc = panel->desc->bpc;
152 	connector->display_info.width_mm = panel->desc->size.width;
153 	connector->display_info.height_mm = panel->desc->size.height;
154 	if (panel->desc->bus_format)
155 		drm_display_info_set_bus_formats(&connector->display_info,
156 						 &panel->desc->bus_format, 1);
157 	connector->display_info.bus_flags = panel->desc->bus_flags;
158 
159 	return num;
160 }
161 
162 static int panel_simple_disable(struct drm_panel *panel)
163 {
164 	struct panel_simple *p = to_panel_simple(panel);
165 
166 	if (!p->enabled)
167 		return 0;
168 
169 	if (p->backlight) {
170 		p->backlight->props.power = FB_BLANK_POWERDOWN;
171 		backlight_update_status(p->backlight);
172 	}
173 
174 	if (p->desc->delay.disable)
175 		msleep(p->desc->delay.disable);
176 
177 	p->enabled = false;
178 
179 	return 0;
180 }
181 
182 static int panel_simple_unprepare(struct drm_panel *panel)
183 {
184 	struct panel_simple *p = to_panel_simple(panel);
185 
186 	if (!p->prepared)
187 		return 0;
188 
189 	if (p->enable_gpio)
190 		gpiod_set_value_cansleep(p->enable_gpio, 0);
191 
192 	regulator_disable(p->supply);
193 
194 	if (p->desc->delay.unprepare)
195 		msleep(p->desc->delay.unprepare);
196 
197 	p->prepared = false;
198 
199 	return 0;
200 }
201 
202 static int panel_simple_prepare(struct drm_panel *panel)
203 {
204 	struct panel_simple *p = to_panel_simple(panel);
205 	int err;
206 
207 	if (p->prepared)
208 		return 0;
209 
210 	err = regulator_enable(p->supply);
211 	if (err < 0) {
212 		dev_err(panel->dev, "failed to enable supply: %d\n", err);
213 		return err;
214 	}
215 
216 	if (p->enable_gpio)
217 		gpiod_set_value_cansleep(p->enable_gpio, 1);
218 
219 	if (p->desc->delay.prepare)
220 		msleep(p->desc->delay.prepare);
221 
222 	p->prepared = true;
223 
224 	return 0;
225 }
226 
227 static int panel_simple_enable(struct drm_panel *panel)
228 {
229 	struct panel_simple *p = to_panel_simple(panel);
230 
231 	if (p->enabled)
232 		return 0;
233 
234 	if (p->desc->delay.enable)
235 		msleep(p->desc->delay.enable);
236 
237 	if (p->backlight) {
238 		p->backlight->props.power = FB_BLANK_UNBLANK;
239 		backlight_update_status(p->backlight);
240 	}
241 
242 	p->enabled = true;
243 
244 	return 0;
245 }
246 
247 static int panel_simple_get_modes(struct drm_panel *panel)
248 {
249 	struct panel_simple *p = to_panel_simple(panel);
250 	int num = 0;
251 
252 	/* probe EDID if a DDC bus is available */
253 	if (p->ddc) {
254 		struct edid *edid = drm_get_edid(panel->connector, p->ddc);
255 		drm_mode_connector_update_edid_property(panel->connector, edid);
256 		if (edid) {
257 			num += drm_add_edid_modes(panel->connector, edid);
258 			kfree(edid);
259 		}
260 	}
261 
262 	/* add hard-coded panel modes */
263 	num += panel_simple_get_fixed_modes(p);
264 
265 	return num;
266 }
267 
268 static int panel_simple_get_timings(struct drm_panel *panel,
269 				    unsigned int num_timings,
270 				    struct display_timing *timings)
271 {
272 	struct panel_simple *p = to_panel_simple(panel);
273 	unsigned int i;
274 
275 	if (p->desc->num_timings < num_timings)
276 		num_timings = p->desc->num_timings;
277 
278 	if (timings)
279 		for (i = 0; i < num_timings; i++)
280 			timings[i] = p->desc->timings[i];
281 
282 	return p->desc->num_timings;
283 }
284 
285 static const struct drm_panel_funcs panel_simple_funcs = {
286 	.disable = panel_simple_disable,
287 	.unprepare = panel_simple_unprepare,
288 	.prepare = panel_simple_prepare,
289 	.enable = panel_simple_enable,
290 	.get_modes = panel_simple_get_modes,
291 	.get_timings = panel_simple_get_timings,
292 };
293 
294 static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
295 {
296 	struct device_node *backlight, *ddc;
297 	struct panel_simple *panel;
298 	int err;
299 
300 	panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
301 	if (!panel)
302 		return -ENOMEM;
303 
304 	panel->enabled = false;
305 	panel->prepared = false;
306 	panel->desc = desc;
307 
308 	panel->supply = devm_regulator_get(dev, "power");
309 	if (IS_ERR(panel->supply))
310 		return PTR_ERR(panel->supply);
311 
312 	panel->enable_gpio = devm_gpiod_get_optional(dev, "enable",
313 						     GPIOD_OUT_LOW);
314 	if (IS_ERR(panel->enable_gpio)) {
315 		err = PTR_ERR(panel->enable_gpio);
316 		dev_err(dev, "failed to request GPIO: %d\n", err);
317 		return err;
318 	}
319 
320 	backlight = of_parse_phandle(dev->of_node, "backlight", 0);
321 	if (backlight) {
322 		panel->backlight = of_find_backlight_by_node(backlight);
323 		of_node_put(backlight);
324 
325 		if (!panel->backlight)
326 			return -EPROBE_DEFER;
327 	}
328 
329 	ddc = of_parse_phandle(dev->of_node, "ddc-i2c-bus", 0);
330 	if (ddc) {
331 		panel->ddc = of_find_i2c_adapter_by_node(ddc);
332 		of_node_put(ddc);
333 
334 		if (!panel->ddc) {
335 			err = -EPROBE_DEFER;
336 			goto free_backlight;
337 		}
338 	}
339 
340 	drm_panel_init(&panel->base);
341 	panel->base.dev = dev;
342 	panel->base.funcs = &panel_simple_funcs;
343 
344 	err = drm_panel_add(&panel->base);
345 	if (err < 0)
346 		goto free_ddc;
347 
348 	dev_set_drvdata(dev, panel);
349 
350 	return 0;
351 
352 free_ddc:
353 	if (panel->ddc)
354 		put_device(&panel->ddc->dev);
355 free_backlight:
356 	if (panel->backlight)
357 		put_device(&panel->backlight->dev);
358 
359 	return err;
360 }
361 
362 static int panel_simple_remove(struct device *dev)
363 {
364 	struct panel_simple *panel = dev_get_drvdata(dev);
365 
366 	drm_panel_detach(&panel->base);
367 	drm_panel_remove(&panel->base);
368 
369 	panel_simple_disable(&panel->base);
370 
371 	if (panel->ddc)
372 		put_device(&panel->ddc->dev);
373 
374 	if (panel->backlight)
375 		put_device(&panel->backlight->dev);
376 
377 	return 0;
378 }
379 
380 static void panel_simple_shutdown(struct device *dev)
381 {
382 	struct panel_simple *panel = dev_get_drvdata(dev);
383 
384 	panel_simple_disable(&panel->base);
385 }
386 
387 static const struct drm_display_mode ampire_am800480r3tmqwa1h_mode = {
388 	.clock = 33333,
389 	.hdisplay = 800,
390 	.hsync_start = 800 + 0,
391 	.hsync_end = 800 + 0 + 255,
392 	.htotal = 800 + 0 + 255 + 0,
393 	.vdisplay = 480,
394 	.vsync_start = 480 + 2,
395 	.vsync_end = 480 + 2 + 45,
396 	.vtotal = 480 + 2 + 45 + 0,
397 	.vrefresh = 60,
398 	.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
399 };
400 
401 static const struct panel_desc ampire_am800480r3tmqwa1h = {
402 	.modes = &ampire_am800480r3tmqwa1h_mode,
403 	.num_modes = 1,
404 	.bpc = 6,
405 	.size = {
406 		.width = 152,
407 		.height = 91,
408 	},
409 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
410 };
411 
412 static const struct drm_display_mode auo_b101aw03_mode = {
413 	.clock = 51450,
414 	.hdisplay = 1024,
415 	.hsync_start = 1024 + 156,
416 	.hsync_end = 1024 + 156 + 8,
417 	.htotal = 1024 + 156 + 8 + 156,
418 	.vdisplay = 600,
419 	.vsync_start = 600 + 16,
420 	.vsync_end = 600 + 16 + 6,
421 	.vtotal = 600 + 16 + 6 + 16,
422 	.vrefresh = 60,
423 };
424 
425 static const struct panel_desc auo_b101aw03 = {
426 	.modes = &auo_b101aw03_mode,
427 	.num_modes = 1,
428 	.bpc = 6,
429 	.size = {
430 		.width = 223,
431 		.height = 125,
432 	},
433 };
434 
435 static const struct drm_display_mode auo_b101ean01_mode = {
436 	.clock = 72500,
437 	.hdisplay = 1280,
438 	.hsync_start = 1280 + 119,
439 	.hsync_end = 1280 + 119 + 32,
440 	.htotal = 1280 + 119 + 32 + 21,
441 	.vdisplay = 800,
442 	.vsync_start = 800 + 4,
443 	.vsync_end = 800 + 4 + 20,
444 	.vtotal = 800 + 4 + 20 + 8,
445 	.vrefresh = 60,
446 };
447 
448 static const struct panel_desc auo_b101ean01 = {
449 	.modes = &auo_b101ean01_mode,
450 	.num_modes = 1,
451 	.bpc = 6,
452 	.size = {
453 		.width = 217,
454 		.height = 136,
455 	},
456 };
457 
458 static const struct drm_display_mode auo_b101xtn01_mode = {
459 	.clock = 72000,
460 	.hdisplay = 1366,
461 	.hsync_start = 1366 + 20,
462 	.hsync_end = 1366 + 20 + 70,
463 	.htotal = 1366 + 20 + 70,
464 	.vdisplay = 768,
465 	.vsync_start = 768 + 14,
466 	.vsync_end = 768 + 14 + 42,
467 	.vtotal = 768 + 14 + 42,
468 	.vrefresh = 60,
469 	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
470 };
471 
472 static const struct panel_desc auo_b101xtn01 = {
473 	.modes = &auo_b101xtn01_mode,
474 	.num_modes = 1,
475 	.bpc = 6,
476 	.size = {
477 		.width = 223,
478 		.height = 125,
479 	},
480 };
481 
482 static const struct drm_display_mode auo_b116xw03_mode = {
483 	.clock = 70589,
484 	.hdisplay = 1366,
485 	.hsync_start = 1366 + 40,
486 	.hsync_end = 1366 + 40 + 40,
487 	.htotal = 1366 + 40 + 40 + 32,
488 	.vdisplay = 768,
489 	.vsync_start = 768 + 10,
490 	.vsync_end = 768 + 10 + 12,
491 	.vtotal = 768 + 10 + 12 + 6,
492 	.vrefresh = 60,
493 };
494 
495 static const struct panel_desc auo_b116xw03 = {
496 	.modes = &auo_b116xw03_mode,
497 	.num_modes = 1,
498 	.bpc = 6,
499 	.size = {
500 		.width = 256,
501 		.height = 144,
502 	},
503 };
504 
505 static const struct drm_display_mode auo_b133xtn01_mode = {
506 	.clock = 69500,
507 	.hdisplay = 1366,
508 	.hsync_start = 1366 + 48,
509 	.hsync_end = 1366 + 48 + 32,
510 	.htotal = 1366 + 48 + 32 + 20,
511 	.vdisplay = 768,
512 	.vsync_start = 768 + 3,
513 	.vsync_end = 768 + 3 + 6,
514 	.vtotal = 768 + 3 + 6 + 13,
515 	.vrefresh = 60,
516 };
517 
518 static const struct panel_desc auo_b133xtn01 = {
519 	.modes = &auo_b133xtn01_mode,
520 	.num_modes = 1,
521 	.bpc = 6,
522 	.size = {
523 		.width = 293,
524 		.height = 165,
525 	},
526 };
527 
528 static const struct drm_display_mode auo_b133htn01_mode = {
529 	.clock = 150660,
530 	.hdisplay = 1920,
531 	.hsync_start = 1920 + 172,
532 	.hsync_end = 1920 + 172 + 80,
533 	.htotal = 1920 + 172 + 80 + 60,
534 	.vdisplay = 1080,
535 	.vsync_start = 1080 + 25,
536 	.vsync_end = 1080 + 25 + 10,
537 	.vtotal = 1080 + 25 + 10 + 10,
538 	.vrefresh = 60,
539 };
540 
541 static const struct panel_desc auo_b133htn01 = {
542 	.modes = &auo_b133htn01_mode,
543 	.num_modes = 1,
544 	.bpc = 6,
545 	.size = {
546 		.width = 293,
547 		.height = 165,
548 	},
549 	.delay = {
550 		.prepare = 105,
551 		.enable = 20,
552 		.unprepare = 50,
553 	},
554 };
555 
556 static const struct drm_display_mode avic_tm070ddh03_mode = {
557 	.clock = 51200,
558 	.hdisplay = 1024,
559 	.hsync_start = 1024 + 160,
560 	.hsync_end = 1024 + 160 + 4,
561 	.htotal = 1024 + 160 + 4 + 156,
562 	.vdisplay = 600,
563 	.vsync_start = 600 + 17,
564 	.vsync_end = 600 + 17 + 1,
565 	.vtotal = 600 + 17 + 1 + 17,
566 	.vrefresh = 60,
567 };
568 
569 static const struct panel_desc avic_tm070ddh03 = {
570 	.modes = &avic_tm070ddh03_mode,
571 	.num_modes = 1,
572 	.bpc = 8,
573 	.size = {
574 		.width = 154,
575 		.height = 90,
576 	},
577 	.delay = {
578 		.prepare = 20,
579 		.enable = 200,
580 		.disable = 200,
581 	},
582 };
583 
584 static const struct drm_display_mode chunghwa_claa101wa01a_mode = {
585 	.clock = 72070,
586 	.hdisplay = 1366,
587 	.hsync_start = 1366 + 58,
588 	.hsync_end = 1366 + 58 + 58,
589 	.htotal = 1366 + 58 + 58 + 58,
590 	.vdisplay = 768,
591 	.vsync_start = 768 + 4,
592 	.vsync_end = 768 + 4 + 4,
593 	.vtotal = 768 + 4 + 4 + 4,
594 	.vrefresh = 60,
595 };
596 
597 static const struct panel_desc chunghwa_claa101wa01a = {
598 	.modes = &chunghwa_claa101wa01a_mode,
599 	.num_modes = 1,
600 	.bpc = 6,
601 	.size = {
602 		.width = 220,
603 		.height = 120,
604 	},
605 };
606 
607 static const struct drm_display_mode chunghwa_claa101wb01_mode = {
608 	.clock = 69300,
609 	.hdisplay = 1366,
610 	.hsync_start = 1366 + 48,
611 	.hsync_end = 1366 + 48 + 32,
612 	.htotal = 1366 + 48 + 32 + 20,
613 	.vdisplay = 768,
614 	.vsync_start = 768 + 16,
615 	.vsync_end = 768 + 16 + 8,
616 	.vtotal = 768 + 16 + 8 + 16,
617 	.vrefresh = 60,
618 };
619 
620 static const struct panel_desc chunghwa_claa101wb01 = {
621 	.modes = &chunghwa_claa101wb01_mode,
622 	.num_modes = 1,
623 	.bpc = 6,
624 	.size = {
625 		.width = 223,
626 		.height = 125,
627 	},
628 };
629 
630 static const struct drm_display_mode edt_et057090dhu_mode = {
631 	.clock = 25175,
632 	.hdisplay = 640,
633 	.hsync_start = 640 + 16,
634 	.hsync_end = 640 + 16 + 30,
635 	.htotal = 640 + 16 + 30 + 114,
636 	.vdisplay = 480,
637 	.vsync_start = 480 + 10,
638 	.vsync_end = 480 + 10 + 3,
639 	.vtotal = 480 + 10 + 3 + 32,
640 	.vrefresh = 60,
641 	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
642 };
643 
644 static const struct panel_desc edt_et057090dhu = {
645 	.modes = &edt_et057090dhu_mode,
646 	.num_modes = 1,
647 	.bpc = 6,
648 	.size = {
649 		.width = 115,
650 		.height = 86,
651 	},
652 };
653 
654 static const struct drm_display_mode edt_etm0700g0dh6_mode = {
655 	.clock = 33260,
656 	.hdisplay = 800,
657 	.hsync_start = 800 + 40,
658 	.hsync_end = 800 + 40 + 128,
659 	.htotal = 800 + 40 + 128 + 88,
660 	.vdisplay = 480,
661 	.vsync_start = 480 + 10,
662 	.vsync_end = 480 + 10 + 2,
663 	.vtotal = 480 + 10 + 2 + 33,
664 	.vrefresh = 60,
665 	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
666 };
667 
668 static const struct panel_desc edt_etm0700g0dh6 = {
669 	.modes = &edt_etm0700g0dh6_mode,
670 	.num_modes = 1,
671 	.bpc = 6,
672 	.size = {
673 		.width = 152,
674 		.height = 91,
675 	},
676 };
677 
678 static const struct drm_display_mode foxlink_fl500wvr00_a0t_mode = {
679 	.clock = 32260,
680 	.hdisplay = 800,
681 	.hsync_start = 800 + 168,
682 	.hsync_end = 800 + 168 + 64,
683 	.htotal = 800 + 168 + 64 + 88,
684 	.vdisplay = 480,
685 	.vsync_start = 480 + 37,
686 	.vsync_end = 480 + 37 + 2,
687 	.vtotal = 480 + 37 + 2 + 8,
688 	.vrefresh = 60,
689 };
690 
691 static const struct panel_desc foxlink_fl500wvr00_a0t = {
692 	.modes = &foxlink_fl500wvr00_a0t_mode,
693 	.num_modes = 1,
694 	.bpc = 8,
695 	.size = {
696 		.width = 108,
697 		.height = 65,
698 	},
699 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
700 };
701 
702 static const struct drm_display_mode giantplus_gpg482739qs5_mode = {
703 	.clock = 9000,
704 	.hdisplay = 480,
705 	.hsync_start = 480 + 5,
706 	.hsync_end = 480 + 5 + 1,
707 	.htotal = 480 + 5 + 1 + 40,
708 	.vdisplay = 272,
709 	.vsync_start = 272 + 8,
710 	.vsync_end = 272 + 8 + 1,
711 	.vtotal = 272 + 8 + 1 + 8,
712 	.vrefresh = 60,
713 };
714 
715 static const struct panel_desc giantplus_gpg482739qs5 = {
716 	.modes = &giantplus_gpg482739qs5_mode,
717 	.num_modes = 1,
718 	.bpc = 8,
719 	.size = {
720 		.width = 95,
721 		.height = 54,
722 	},
723 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
724 };
725 
726 static const struct display_timing hannstar_hsd070pww1_timing = {
727 	.pixelclock = { 64300000, 71100000, 82000000 },
728 	.hactive = { 1280, 1280, 1280 },
729 	.hfront_porch = { 1, 1, 10 },
730 	.hback_porch = { 1, 1, 10 },
731 	/*
732 	 * According to the data sheet, the minimum horizontal blanking interval
733 	 * is 54 clocks (1 + 52 + 1), but tests with a Nitrogen6X have shown the
734 	 * minimum working horizontal blanking interval to be 60 clocks.
735 	 */
736 	.hsync_len = { 58, 158, 661 },
737 	.vactive = { 800, 800, 800 },
738 	.vfront_porch = { 1, 1, 10 },
739 	.vback_porch = { 1, 1, 10 },
740 	.vsync_len = { 1, 21, 203 },
741 	.flags = DISPLAY_FLAGS_DE_HIGH,
742 };
743 
744 static const struct panel_desc hannstar_hsd070pww1 = {
745 	.timings = &hannstar_hsd070pww1_timing,
746 	.num_timings = 1,
747 	.bpc = 6,
748 	.size = {
749 		.width = 151,
750 		.height = 94,
751 	},
752 	.bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
753 };
754 
755 static const struct display_timing hannstar_hsd100pxn1_timing = {
756 	.pixelclock = { 55000000, 65000000, 75000000 },
757 	.hactive = { 1024, 1024, 1024 },
758 	.hfront_porch = { 40, 40, 40 },
759 	.hback_porch = { 220, 220, 220 },
760 	.hsync_len = { 20, 60, 100 },
761 	.vactive = { 768, 768, 768 },
762 	.vfront_porch = { 7, 7, 7 },
763 	.vback_porch = { 21, 21, 21 },
764 	.vsync_len = { 10, 10, 10 },
765 	.flags = DISPLAY_FLAGS_DE_HIGH,
766 };
767 
768 static const struct panel_desc hannstar_hsd100pxn1 = {
769 	.timings = &hannstar_hsd100pxn1_timing,
770 	.num_timings = 1,
771 	.bpc = 6,
772 	.size = {
773 		.width = 203,
774 		.height = 152,
775 	},
776 	.bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
777 };
778 
779 static const struct drm_display_mode hitachi_tx23d38vm0caa_mode = {
780 	.clock = 33333,
781 	.hdisplay = 800,
782 	.hsync_start = 800 + 85,
783 	.hsync_end = 800 + 85 + 86,
784 	.htotal = 800 + 85 + 86 + 85,
785 	.vdisplay = 480,
786 	.vsync_start = 480 + 16,
787 	.vsync_end = 480 + 16 + 13,
788 	.vtotal = 480 + 16 + 13 + 16,
789 	.vrefresh = 60,
790 };
791 
792 static const struct panel_desc hitachi_tx23d38vm0caa = {
793 	.modes = &hitachi_tx23d38vm0caa_mode,
794 	.num_modes = 1,
795 	.bpc = 6,
796 	.size = {
797 		.width = 195,
798 		.height = 117,
799 	},
800 };
801 
802 static const struct drm_display_mode innolux_at043tn24_mode = {
803 	.clock = 9000,
804 	.hdisplay = 480,
805 	.hsync_start = 480 + 2,
806 	.hsync_end = 480 + 2 + 41,
807 	.htotal = 480 + 2 + 41 + 2,
808 	.vdisplay = 272,
809 	.vsync_start = 272 + 2,
810 	.vsync_end = 272 + 2 + 11,
811 	.vtotal = 272 + 2 + 11 + 2,
812 	.vrefresh = 60,
813 	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
814 };
815 
816 static const struct panel_desc innolux_at043tn24 = {
817 	.modes = &innolux_at043tn24_mode,
818 	.num_modes = 1,
819 	.bpc = 8,
820 	.size = {
821 		.width = 95,
822 		.height = 54,
823 	},
824 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
825 };
826 
827 static const struct drm_display_mode innolux_at070tn92_mode = {
828 	.clock = 33333,
829 	.hdisplay = 800,
830 	.hsync_start = 800 + 210,
831 	.hsync_end = 800 + 210 + 20,
832 	.htotal = 800 + 210 + 20 + 46,
833 	.vdisplay = 480,
834 	.vsync_start = 480 + 22,
835 	.vsync_end = 480 + 22 + 10,
836 	.vtotal = 480 + 22 + 23 + 10,
837 	.vrefresh = 60,
838 };
839 
840 static const struct panel_desc innolux_at070tn92 = {
841 	.modes = &innolux_at070tn92_mode,
842 	.num_modes = 1,
843 	.size = {
844 		.width = 154,
845 		.height = 86,
846 	},
847 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
848 };
849 
850 static const struct drm_display_mode innolux_g121i1_l01_mode = {
851 	.clock = 71000,
852 	.hdisplay = 1280,
853 	.hsync_start = 1280 + 64,
854 	.hsync_end = 1280 + 64 + 32,
855 	.htotal = 1280 + 64 + 32 + 64,
856 	.vdisplay = 800,
857 	.vsync_start = 800 + 9,
858 	.vsync_end = 800 + 9 + 6,
859 	.vtotal = 800 + 9 + 6 + 9,
860 	.vrefresh = 60,
861 };
862 
863 static const struct panel_desc innolux_g121i1_l01 = {
864 	.modes = &innolux_g121i1_l01_mode,
865 	.num_modes = 1,
866 	.bpc = 6,
867 	.size = {
868 		.width = 261,
869 		.height = 163,
870 	},
871 };
872 
873 static const struct drm_display_mode innolux_g121x1_l03_mode = {
874 	.clock = 65000,
875 	.hdisplay = 1024,
876 	.hsync_start = 1024 + 0,
877 	.hsync_end = 1024 + 1,
878 	.htotal = 1024 + 0 + 1 + 320,
879 	.vdisplay = 768,
880 	.vsync_start = 768 + 38,
881 	.vsync_end = 768 + 38 + 1,
882 	.vtotal = 768 + 38 + 1 + 0,
883 	.vrefresh = 60,
884 	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
885 };
886 
887 static const struct panel_desc innolux_g121x1_l03 = {
888 	.modes = &innolux_g121x1_l03_mode,
889 	.num_modes = 1,
890 	.bpc = 6,
891 	.size = {
892 		.width = 246,
893 		.height = 185,
894 	},
895 	.delay = {
896 		.enable = 200,
897 		.unprepare = 200,
898 		.disable = 400,
899 	},
900 };
901 
902 static const struct drm_display_mode innolux_n116bge_mode = {
903 	.clock = 76420,
904 	.hdisplay = 1366,
905 	.hsync_start = 1366 + 136,
906 	.hsync_end = 1366 + 136 + 30,
907 	.htotal = 1366 + 136 + 30 + 60,
908 	.vdisplay = 768,
909 	.vsync_start = 768 + 8,
910 	.vsync_end = 768 + 8 + 12,
911 	.vtotal = 768 + 8 + 12 + 12,
912 	.vrefresh = 60,
913 	.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
914 };
915 
916 static const struct panel_desc innolux_n116bge = {
917 	.modes = &innolux_n116bge_mode,
918 	.num_modes = 1,
919 	.bpc = 6,
920 	.size = {
921 		.width = 256,
922 		.height = 144,
923 	},
924 };
925 
926 static const struct drm_display_mode innolux_n156bge_l21_mode = {
927 	.clock = 69300,
928 	.hdisplay = 1366,
929 	.hsync_start = 1366 + 16,
930 	.hsync_end = 1366 + 16 + 34,
931 	.htotal = 1366 + 16 + 34 + 50,
932 	.vdisplay = 768,
933 	.vsync_start = 768 + 2,
934 	.vsync_end = 768 + 2 + 6,
935 	.vtotal = 768 + 2 + 6 + 12,
936 	.vrefresh = 60,
937 };
938 
939 static const struct panel_desc innolux_n156bge_l21 = {
940 	.modes = &innolux_n156bge_l21_mode,
941 	.num_modes = 1,
942 	.bpc = 6,
943 	.size = {
944 		.width = 344,
945 		.height = 193,
946 	},
947 };
948 
949 static const struct drm_display_mode innolux_zj070na_01p_mode = {
950 	.clock = 51501,
951 	.hdisplay = 1024,
952 	.hsync_start = 1024 + 128,
953 	.hsync_end = 1024 + 128 + 64,
954 	.htotal = 1024 + 128 + 64 + 128,
955 	.vdisplay = 600,
956 	.vsync_start = 600 + 16,
957 	.vsync_end = 600 + 16 + 4,
958 	.vtotal = 600 + 16 + 4 + 16,
959 	.vrefresh = 60,
960 };
961 
962 static const struct panel_desc innolux_zj070na_01p = {
963 	.modes = &innolux_zj070na_01p_mode,
964 	.num_modes = 1,
965 	.bpc = 6,
966 	.size = {
967 		.width = 1024,
968 		.height = 600,
969 	},
970 };
971 
972 static const struct display_timing kyo_tcg121xglp_timing = {
973 	.pixelclock = { 52000000, 65000000, 71000000 },
974 	.hactive = { 1024, 1024, 1024 },
975 	.hfront_porch = { 2, 2, 2 },
976 	.hback_porch = { 2, 2, 2 },
977 	.hsync_len = { 86, 124, 244 },
978 	.vactive = { 768, 768, 768 },
979 	.vfront_porch = { 2, 2, 2 },
980 	.vback_porch = { 2, 2, 2 },
981 	.vsync_len = { 6, 34, 73 },
982 	.flags = DISPLAY_FLAGS_DE_HIGH,
983 };
984 
985 static const struct panel_desc kyo_tcg121xglp = {
986 	.timings = &kyo_tcg121xglp_timing,
987 	.num_timings = 1,
988 	.bpc = 8,
989 	.size = {
990 		.width = 246,
991 		.height = 184,
992 	},
993 	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
994 };
995 
996 static const struct drm_display_mode lg_lb070wv8_mode = {
997 	.clock = 33246,
998 	.hdisplay = 800,
999 	.hsync_start = 800 + 88,
1000 	.hsync_end = 800 + 88 + 80,
1001 	.htotal = 800 + 88 + 80 + 88,
1002 	.vdisplay = 480,
1003 	.vsync_start = 480 + 10,
1004 	.vsync_end = 480 + 10 + 25,
1005 	.vtotal = 480 + 10 + 25 + 10,
1006 	.vrefresh = 60,
1007 };
1008 
1009 static const struct panel_desc lg_lb070wv8 = {
1010 	.modes = &lg_lb070wv8_mode,
1011 	.num_modes = 1,
1012 	.bpc = 16,
1013 	.size = {
1014 		.width = 151,
1015 		.height = 91,
1016 	},
1017 	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
1018 };
1019 
1020 static const struct drm_display_mode lg_lp120up1_mode = {
1021 	.clock = 162300,
1022 	.hdisplay = 1920,
1023 	.hsync_start = 1920 + 40,
1024 	.hsync_end = 1920 + 40 + 40,
1025 	.htotal = 1920 + 40 + 40+ 80,
1026 	.vdisplay = 1280,
1027 	.vsync_start = 1280 + 4,
1028 	.vsync_end = 1280 + 4 + 4,
1029 	.vtotal = 1280 + 4 + 4 + 12,
1030 	.vrefresh = 60,
1031 };
1032 
1033 static const struct panel_desc lg_lp120up1 = {
1034 	.modes = &lg_lp120up1_mode,
1035 	.num_modes = 1,
1036 	.bpc = 8,
1037 	.size = {
1038 		.width = 267,
1039 		.height = 183,
1040 	},
1041 };
1042 
1043 static const struct drm_display_mode lg_lp129qe_mode = {
1044 	.clock = 285250,
1045 	.hdisplay = 2560,
1046 	.hsync_start = 2560 + 48,
1047 	.hsync_end = 2560 + 48 + 32,
1048 	.htotal = 2560 + 48 + 32 + 80,
1049 	.vdisplay = 1700,
1050 	.vsync_start = 1700 + 3,
1051 	.vsync_end = 1700 + 3 + 10,
1052 	.vtotal = 1700 + 3 + 10 + 36,
1053 	.vrefresh = 60,
1054 };
1055 
1056 static const struct panel_desc lg_lp129qe = {
1057 	.modes = &lg_lp129qe_mode,
1058 	.num_modes = 1,
1059 	.bpc = 8,
1060 	.size = {
1061 		.width = 272,
1062 		.height = 181,
1063 	},
1064 };
1065 
1066 static const struct drm_display_mode nec_nl4827hc19_05b_mode = {
1067 	.clock = 10870,
1068 	.hdisplay = 480,
1069 	.hsync_start = 480 + 2,
1070 	.hsync_end = 480 + 2 + 41,
1071 	.htotal = 480 + 2 + 41 + 2,
1072 	.vdisplay = 272,
1073 	.vsync_start = 272 + 2,
1074 	.vsync_end = 272 + 2 + 4,
1075 	.vtotal = 272 + 2 + 4 + 2,
1076 	.vrefresh = 74,
1077 	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
1078 };
1079 
1080 static const struct panel_desc nec_nl4827hc19_05b = {
1081 	.modes = &nec_nl4827hc19_05b_mode,
1082 	.num_modes = 1,
1083 	.bpc = 8,
1084 	.size = {
1085 		.width = 95,
1086 		.height = 54,
1087 	},
1088 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
1089 	.bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE,
1090 };
1091 
1092 static const struct display_timing okaya_rs800480t_7x0gp_timing = {
1093 	.pixelclock = { 30000000, 30000000, 40000000 },
1094 	.hactive = { 800, 800, 800 },
1095 	.hfront_porch = { 40, 40, 40 },
1096 	.hback_porch = { 40, 40, 40 },
1097 	.hsync_len = { 1, 48, 48 },
1098 	.vactive = { 480, 480, 480 },
1099 	.vfront_porch = { 13, 13, 13 },
1100 	.vback_porch = { 29, 29, 29 },
1101 	.vsync_len = { 3, 3, 3 },
1102 	.flags = DISPLAY_FLAGS_DE_HIGH,
1103 };
1104 
1105 static const struct panel_desc okaya_rs800480t_7x0gp = {
1106 	.timings = &okaya_rs800480t_7x0gp_timing,
1107 	.num_timings = 1,
1108 	.bpc = 6,
1109 	.size = {
1110 		.width = 154,
1111 		.height = 87,
1112 	},
1113 	.delay = {
1114 		.prepare = 41,
1115 		.enable = 50,
1116 		.unprepare = 41,
1117 		.disable = 50,
1118 	},
1119 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
1120 };
1121 
1122 static const struct drm_display_mode olimex_lcd_olinuxino_43ts_mode = {
1123 	.clock = 9000,
1124 	.hdisplay = 480,
1125 	.hsync_start = 480 + 5,
1126 	.hsync_end = 480 + 5 + 30,
1127 	.htotal = 480 + 5 + 30 + 10,
1128 	.vdisplay = 272,
1129 	.vsync_start = 272 + 8,
1130 	.vsync_end = 272 + 8 + 5,
1131 	.vtotal = 272 + 8 + 5 + 3,
1132 	.vrefresh = 60,
1133 };
1134 
1135 static const struct panel_desc olimex_lcd_olinuxino_43ts = {
1136 	.modes = &olimex_lcd_olinuxino_43ts_mode,
1137 	.num_modes = 1,
1138 	.size = {
1139 		.width = 105,
1140 		.height = 67,
1141 	},
1142 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
1143 };
1144 
1145 /*
1146  * 800x480 CVT. The panel appears to be quite accepting, at least as far as
1147  * pixel clocks, but this is the timing that was being used in the Adafruit
1148  * installation instructions.
1149  */
1150 static const struct drm_display_mode ontat_yx700wv03_mode = {
1151 	.clock = 29500,
1152 	.hdisplay = 800,
1153 	.hsync_start = 824,
1154 	.hsync_end = 896,
1155 	.htotal = 992,
1156 	.vdisplay = 480,
1157 	.vsync_start = 483,
1158 	.vsync_end = 493,
1159 	.vtotal = 500,
1160 	.vrefresh = 60,
1161 	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
1162 };
1163 
1164 /*
1165  * Specification at:
1166  * https://www.adafruit.com/images/product-files/2406/c3163.pdf
1167  */
1168 static const struct panel_desc ontat_yx700wv03 = {
1169 	.modes = &ontat_yx700wv03_mode,
1170 	.num_modes = 1,
1171 	.bpc = 8,
1172 	.size = {
1173 		.width = 154,
1174 		.height = 83,
1175 	},
1176 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
1177 };
1178 
1179 static const struct drm_display_mode ortustech_com43h4m85ulc_mode  = {
1180 	.clock = 25000,
1181 	.hdisplay = 480,
1182 	.hsync_start = 480 + 10,
1183 	.hsync_end = 480 + 10 + 10,
1184 	.htotal = 480 + 10 + 10 + 15,
1185 	.vdisplay = 800,
1186 	.vsync_start = 800 + 3,
1187 	.vsync_end = 800 + 3 + 3,
1188 	.vtotal = 800 + 3 + 3 + 3,
1189 	.vrefresh = 60,
1190 };
1191 
1192 static const struct panel_desc ortustech_com43h4m85ulc = {
1193 	.modes = &ortustech_com43h4m85ulc_mode,
1194 	.num_modes = 1,
1195 	.bpc = 8,
1196 	.size = {
1197 		.width = 56,
1198 		.height = 93,
1199 	},
1200 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
1201 };
1202 
1203 static const struct drm_display_mode qd43003c0_40_mode = {
1204 	.clock = 9000,
1205 	.hdisplay = 480,
1206 	.hsync_start = 480 + 8,
1207 	.hsync_end = 480 + 8 + 4,
1208 	.htotal = 480 + 8 + 4 + 39,
1209 	.vdisplay = 272,
1210 	.vsync_start = 272 + 4,
1211 	.vsync_end = 272 + 4 + 10,
1212 	.vtotal = 272 + 4 + 10 + 2,
1213 	.vrefresh = 60,
1214 };
1215 
1216 static const struct panel_desc qd43003c0_40 = {
1217 	.modes = &qd43003c0_40_mode,
1218 	.num_modes = 1,
1219 	.bpc = 8,
1220 	.size = {
1221 		.width = 95,
1222 		.height = 53,
1223 	},
1224 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
1225 };
1226 
1227 static const struct drm_display_mode samsung_ltn101nt05_mode = {
1228 	.clock = 54030,
1229 	.hdisplay = 1024,
1230 	.hsync_start = 1024 + 24,
1231 	.hsync_end = 1024 + 24 + 136,
1232 	.htotal = 1024 + 24 + 136 + 160,
1233 	.vdisplay = 600,
1234 	.vsync_start = 600 + 3,
1235 	.vsync_end = 600 + 3 + 6,
1236 	.vtotal = 600 + 3 + 6 + 61,
1237 	.vrefresh = 60,
1238 };
1239 
1240 static const struct panel_desc samsung_ltn101nt05 = {
1241 	.modes = &samsung_ltn101nt05_mode,
1242 	.num_modes = 1,
1243 	.bpc = 6,
1244 	.size = {
1245 		.width = 1024,
1246 		.height = 600,
1247 	},
1248 };
1249 
1250 static const struct drm_display_mode samsung_ltn140at29_301_mode = {
1251 	.clock = 76300,
1252 	.hdisplay = 1366,
1253 	.hsync_start = 1366 + 64,
1254 	.hsync_end = 1366 + 64 + 48,
1255 	.htotal = 1366 + 64 + 48 + 128,
1256 	.vdisplay = 768,
1257 	.vsync_start = 768 + 2,
1258 	.vsync_end = 768 + 2 + 5,
1259 	.vtotal = 768 + 2 + 5 + 17,
1260 	.vrefresh = 60,
1261 };
1262 
1263 static const struct panel_desc samsung_ltn140at29_301 = {
1264 	.modes = &samsung_ltn140at29_301_mode,
1265 	.num_modes = 1,
1266 	.bpc = 6,
1267 	.size = {
1268 		.width = 320,
1269 		.height = 187,
1270 	},
1271 };
1272 
1273 static const struct drm_display_mode shelly_sca07010_bfn_lnn_mode = {
1274 	.clock = 33300,
1275 	.hdisplay = 800,
1276 	.hsync_start = 800 + 1,
1277 	.hsync_end = 800 + 1 + 64,
1278 	.htotal = 800 + 1 + 64 + 64,
1279 	.vdisplay = 480,
1280 	.vsync_start = 480 + 1,
1281 	.vsync_end = 480 + 1 + 23,
1282 	.vtotal = 480 + 1 + 23 + 22,
1283 	.vrefresh = 60,
1284 };
1285 
1286 static const struct panel_desc shelly_sca07010_bfn_lnn = {
1287 	.modes = &shelly_sca07010_bfn_lnn_mode,
1288 	.num_modes = 1,
1289 	.size = {
1290 		.width = 152,
1291 		.height = 91,
1292 	},
1293 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
1294 };
1295 
1296 static const struct drm_display_mode tpk_f07a_0102_mode = {
1297 	.clock = 33260,
1298 	.hdisplay = 800,
1299 	.hsync_start = 800 + 40,
1300 	.hsync_end = 800 + 40 + 128,
1301 	.htotal = 800 + 40 + 128 + 88,
1302 	.vdisplay = 480,
1303 	.vsync_start = 480 + 10,
1304 	.vsync_end = 480 + 10 + 2,
1305 	.vtotal = 480 + 10 + 2 + 33,
1306 	.vrefresh = 60,
1307 };
1308 
1309 static const struct panel_desc tpk_f07a_0102 = {
1310 	.modes = &tpk_f07a_0102_mode,
1311 	.num_modes = 1,
1312 	.size = {
1313 		.width = 152,
1314 		.height = 91,
1315 	},
1316 	.bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE,
1317 };
1318 
1319 static const struct drm_display_mode tpk_f10a_0102_mode = {
1320 	.clock = 45000,
1321 	.hdisplay = 1024,
1322 	.hsync_start = 1024 + 176,
1323 	.hsync_end = 1024 + 176 + 5,
1324 	.htotal = 1024 + 176 + 5 + 88,
1325 	.vdisplay = 600,
1326 	.vsync_start = 600 + 20,
1327 	.vsync_end = 600 + 20 + 5,
1328 	.vtotal = 600 + 20 + 5 + 25,
1329 	.vrefresh = 60,
1330 };
1331 
1332 static const struct panel_desc tpk_f10a_0102 = {
1333 	.modes = &tpk_f10a_0102_mode,
1334 	.num_modes = 1,
1335 	.size = {
1336 		.width = 223,
1337 		.height = 125,
1338 	},
1339 };
1340 
1341 static const struct display_timing urt_umsh_8596md_timing = {
1342 	.pixelclock = { 33260000, 33260000, 33260000 },
1343 	.hactive = { 800, 800, 800 },
1344 	.hfront_porch = { 41, 41, 41 },
1345 	.hback_porch = { 216 - 128, 216 - 128, 216 - 128 },
1346 	.hsync_len = { 71, 128, 128 },
1347 	.vactive = { 480, 480, 480 },
1348 	.vfront_porch = { 10, 10, 10 },
1349 	.vback_porch = { 35 - 2, 35 - 2, 35 - 2 },
1350 	.vsync_len = { 2, 2, 2 },
1351 	.flags = DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE |
1352 		DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW,
1353 };
1354 
1355 static const struct panel_desc urt_umsh_8596md_lvds = {
1356 	.timings = &urt_umsh_8596md_timing,
1357 	.num_timings = 1,
1358 	.bpc = 6,
1359 	.size = {
1360 		.width = 152,
1361 		.height = 91,
1362 	},
1363 	.bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
1364 };
1365 
1366 static const struct panel_desc urt_umsh_8596md_parallel = {
1367 	.timings = &urt_umsh_8596md_timing,
1368 	.num_timings = 1,
1369 	.bpc = 6,
1370 	.size = {
1371 		.width = 152,
1372 		.height = 91,
1373 	},
1374 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
1375 };
1376 
1377 static const struct of_device_id platform_of_match[] = {
1378 	{
1379 		.compatible = "ampire,am800480r3tmqwa1h",
1380 		.data = &ampire_am800480r3tmqwa1h,
1381 	}, {
1382 		.compatible = "auo,b101aw03",
1383 		.data = &auo_b101aw03,
1384 	}, {
1385 		.compatible = "auo,b101ean01",
1386 		.data = &auo_b101ean01,
1387 	}, {
1388 		.compatible = "auo,b101xtn01",
1389 		.data = &auo_b101xtn01,
1390 	}, {
1391 		.compatible = "auo,b116xw03",
1392 		.data = &auo_b116xw03,
1393 	}, {
1394 		.compatible = "auo,b133htn01",
1395 		.data = &auo_b133htn01,
1396 	}, {
1397 		.compatible = "auo,b133xtn01",
1398 		.data = &auo_b133xtn01,
1399 	}, {
1400 		.compatible = "avic,tm070ddh03",
1401 		.data = &avic_tm070ddh03,
1402 	}, {
1403 		.compatible = "chunghwa,claa101wa01a",
1404 		.data = &chunghwa_claa101wa01a
1405 	}, {
1406 		.compatible = "chunghwa,claa101wb01",
1407 		.data = &chunghwa_claa101wb01
1408 	}, {
1409 		.compatible = "edt,et057090dhu",
1410 		.data = &edt_et057090dhu,
1411 	}, {
1412 		.compatible = "edt,et070080dh6",
1413 		.data = &edt_etm0700g0dh6,
1414 	}, {
1415 		.compatible = "edt,etm0700g0dh6",
1416 		.data = &edt_etm0700g0dh6,
1417 	}, {
1418 		.compatible = "foxlink,fl500wvr00-a0t",
1419 		.data = &foxlink_fl500wvr00_a0t,
1420 	}, {
1421 		.compatible = "giantplus,gpg482739qs5",
1422 		.data = &giantplus_gpg482739qs5
1423 	}, {
1424 		.compatible = "hannstar,hsd070pww1",
1425 		.data = &hannstar_hsd070pww1,
1426 	}, {
1427 		.compatible = "hannstar,hsd100pxn1",
1428 		.data = &hannstar_hsd100pxn1,
1429 	}, {
1430 		.compatible = "hit,tx23d38vm0caa",
1431 		.data = &hitachi_tx23d38vm0caa
1432 	}, {
1433 		.compatible = "innolux,at043tn24",
1434 		.data = &innolux_at043tn24,
1435 	}, {
1436 		.compatible = "innolux,at070tn92",
1437 		.data = &innolux_at070tn92,
1438 	}, {
1439 		.compatible ="innolux,g121i1-l01",
1440 		.data = &innolux_g121i1_l01
1441 	}, {
1442 		.compatible = "innolux,g121x1-l03",
1443 		.data = &innolux_g121x1_l03,
1444 	}, {
1445 		.compatible = "innolux,n116bge",
1446 		.data = &innolux_n116bge,
1447 	}, {
1448 		.compatible = "innolux,n156bge-l21",
1449 		.data = &innolux_n156bge_l21,
1450 	}, {
1451 		.compatible = "innolux,zj070na-01p",
1452 		.data = &innolux_zj070na_01p,
1453 	}, {
1454 		.compatible = "kyo,tcg121xglp",
1455 		.data = &kyo_tcg121xglp,
1456 	}, {
1457 		.compatible = "lg,lb070wv8",
1458 		.data = &lg_lb070wv8,
1459 	}, {
1460 		.compatible = "lg,lp120up1",
1461 		.data = &lg_lp120up1,
1462 	}, {
1463 		.compatible = "lg,lp129qe",
1464 		.data = &lg_lp129qe,
1465 	}, {
1466 		.compatible = "nec,nl4827hc19-05b",
1467 		.data = &nec_nl4827hc19_05b,
1468 	}, {
1469 		.compatible = "okaya,rs800480t-7x0gp",
1470 		.data = &okaya_rs800480t_7x0gp,
1471 	}, {
1472 		.compatible = "olimex,lcd-olinuxino-43-ts",
1473 		.data = &olimex_lcd_olinuxino_43ts,
1474 	}, {
1475 		.compatible = "ontat,yx700wv03",
1476 		.data = &ontat_yx700wv03,
1477 	}, {
1478 		.compatible = "ortustech,com43h4m85ulc",
1479 		.data = &ortustech_com43h4m85ulc,
1480 	}, {
1481 		.compatible = "qiaodian,qd43003c0-40",
1482 		.data = &qd43003c0_40,
1483 	}, {
1484 		.compatible = "samsung,ltn101nt05",
1485 		.data = &samsung_ltn101nt05,
1486 	}, {
1487 		.compatible = "samsung,ltn140at29-301",
1488 		.data = &samsung_ltn140at29_301,
1489 	}, {
1490 		.compatible = "shelly,sca07010-bfn-lnn",
1491 		.data = &shelly_sca07010_bfn_lnn,
1492 	}, {
1493 		.compatible = "tpk,f07a-0102",
1494 		.data = &tpk_f07a_0102,
1495 	}, {
1496 		.compatible = "tpk,f10a-0102",
1497 		.data = &tpk_f10a_0102,
1498 	}, {
1499 		.compatible = "urt,umsh-8596md-t",
1500 		.data = &urt_umsh_8596md_parallel,
1501 	}, {
1502 		.compatible = "urt,umsh-8596md-1t",
1503 		.data = &urt_umsh_8596md_parallel,
1504 	}, {
1505 		.compatible = "urt,umsh-8596md-7t",
1506 		.data = &urt_umsh_8596md_parallel,
1507 	}, {
1508 		.compatible = "urt,umsh-8596md-11t",
1509 		.data = &urt_umsh_8596md_lvds,
1510 	}, {
1511 		.compatible = "urt,umsh-8596md-19t",
1512 		.data = &urt_umsh_8596md_lvds,
1513 	}, {
1514 		.compatible = "urt,umsh-8596md-20t",
1515 		.data = &urt_umsh_8596md_parallel,
1516 	}, {
1517 		/* sentinel */
1518 	}
1519 };
1520 MODULE_DEVICE_TABLE(of, platform_of_match);
1521 
1522 static int panel_simple_platform_probe(struct platform_device *pdev)
1523 {
1524 	const struct of_device_id *id;
1525 
1526 	id = of_match_node(platform_of_match, pdev->dev.of_node);
1527 	if (!id)
1528 		return -ENODEV;
1529 
1530 	return panel_simple_probe(&pdev->dev, id->data);
1531 }
1532 
1533 static int panel_simple_platform_remove(struct platform_device *pdev)
1534 {
1535 	return panel_simple_remove(&pdev->dev);
1536 }
1537 
1538 static void panel_simple_platform_shutdown(struct platform_device *pdev)
1539 {
1540 	panel_simple_shutdown(&pdev->dev);
1541 }
1542 
1543 static struct platform_driver panel_simple_platform_driver = {
1544 	.driver = {
1545 		.name = "panel-simple",
1546 		.of_match_table = platform_of_match,
1547 	},
1548 	.probe = panel_simple_platform_probe,
1549 	.remove = panel_simple_platform_remove,
1550 	.shutdown = panel_simple_platform_shutdown,
1551 };
1552 
1553 struct panel_desc_dsi {
1554 	struct panel_desc desc;
1555 
1556 	unsigned long flags;
1557 	enum mipi_dsi_pixel_format format;
1558 	unsigned int lanes;
1559 };
1560 
1561 static const struct drm_display_mode auo_b080uan01_mode = {
1562 	.clock = 154500,
1563 	.hdisplay = 1200,
1564 	.hsync_start = 1200 + 62,
1565 	.hsync_end = 1200 + 62 + 4,
1566 	.htotal = 1200 + 62 + 4 + 62,
1567 	.vdisplay = 1920,
1568 	.vsync_start = 1920 + 9,
1569 	.vsync_end = 1920 + 9 + 2,
1570 	.vtotal = 1920 + 9 + 2 + 8,
1571 	.vrefresh = 60,
1572 };
1573 
1574 static const struct panel_desc_dsi auo_b080uan01 = {
1575 	.desc = {
1576 		.modes = &auo_b080uan01_mode,
1577 		.num_modes = 1,
1578 		.bpc = 8,
1579 		.size = {
1580 			.width = 108,
1581 			.height = 272,
1582 		},
1583 	},
1584 	.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS,
1585 	.format = MIPI_DSI_FMT_RGB888,
1586 	.lanes = 4,
1587 };
1588 
1589 static const struct drm_display_mode boe_tv080wum_nl0_mode = {
1590 	.clock = 160000,
1591 	.hdisplay = 1200,
1592 	.hsync_start = 1200 + 120,
1593 	.hsync_end = 1200 + 120 + 20,
1594 	.htotal = 1200 + 120 + 20 + 21,
1595 	.vdisplay = 1920,
1596 	.vsync_start = 1920 + 21,
1597 	.vsync_end = 1920 + 21 + 3,
1598 	.vtotal = 1920 + 21 + 3 + 18,
1599 	.vrefresh = 60,
1600 	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
1601 };
1602 
1603 static const struct panel_desc_dsi boe_tv080wum_nl0 = {
1604 	.desc = {
1605 		.modes = &boe_tv080wum_nl0_mode,
1606 		.num_modes = 1,
1607 		.size = {
1608 			.width = 107,
1609 			.height = 172,
1610 		},
1611 	},
1612 	.flags = MIPI_DSI_MODE_VIDEO |
1613 		 MIPI_DSI_MODE_VIDEO_BURST |
1614 		 MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
1615 	.format = MIPI_DSI_FMT_RGB888,
1616 	.lanes = 4,
1617 };
1618 
1619 static const struct drm_display_mode lg_ld070wx3_sl01_mode = {
1620 	.clock = 71000,
1621 	.hdisplay = 800,
1622 	.hsync_start = 800 + 32,
1623 	.hsync_end = 800 + 32 + 1,
1624 	.htotal = 800 + 32 + 1 + 57,
1625 	.vdisplay = 1280,
1626 	.vsync_start = 1280 + 28,
1627 	.vsync_end = 1280 + 28 + 1,
1628 	.vtotal = 1280 + 28 + 1 + 14,
1629 	.vrefresh = 60,
1630 };
1631 
1632 static const struct panel_desc_dsi lg_ld070wx3_sl01 = {
1633 	.desc = {
1634 		.modes = &lg_ld070wx3_sl01_mode,
1635 		.num_modes = 1,
1636 		.bpc = 8,
1637 		.size = {
1638 			.width = 94,
1639 			.height = 151,
1640 		},
1641 	},
1642 	.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS,
1643 	.format = MIPI_DSI_FMT_RGB888,
1644 	.lanes = 4,
1645 };
1646 
1647 static const struct drm_display_mode lg_lh500wx1_sd03_mode = {
1648 	.clock = 67000,
1649 	.hdisplay = 720,
1650 	.hsync_start = 720 + 12,
1651 	.hsync_end = 720 + 12 + 4,
1652 	.htotal = 720 + 12 + 4 + 112,
1653 	.vdisplay = 1280,
1654 	.vsync_start = 1280 + 8,
1655 	.vsync_end = 1280 + 8 + 4,
1656 	.vtotal = 1280 + 8 + 4 + 12,
1657 	.vrefresh = 60,
1658 };
1659 
1660 static const struct panel_desc_dsi lg_lh500wx1_sd03 = {
1661 	.desc = {
1662 		.modes = &lg_lh500wx1_sd03_mode,
1663 		.num_modes = 1,
1664 		.bpc = 8,
1665 		.size = {
1666 			.width = 62,
1667 			.height = 110,
1668 		},
1669 	},
1670 	.flags = MIPI_DSI_MODE_VIDEO,
1671 	.format = MIPI_DSI_FMT_RGB888,
1672 	.lanes = 4,
1673 };
1674 
1675 static const struct drm_display_mode panasonic_vvx10f004b00_mode = {
1676 	.clock = 157200,
1677 	.hdisplay = 1920,
1678 	.hsync_start = 1920 + 154,
1679 	.hsync_end = 1920 + 154 + 16,
1680 	.htotal = 1920 + 154 + 16 + 32,
1681 	.vdisplay = 1200,
1682 	.vsync_start = 1200 + 17,
1683 	.vsync_end = 1200 + 17 + 2,
1684 	.vtotal = 1200 + 17 + 2 + 16,
1685 	.vrefresh = 60,
1686 };
1687 
1688 static const struct panel_desc_dsi panasonic_vvx10f004b00 = {
1689 	.desc = {
1690 		.modes = &panasonic_vvx10f004b00_mode,
1691 		.num_modes = 1,
1692 		.bpc = 8,
1693 		.size = {
1694 			.width = 217,
1695 			.height = 136,
1696 		},
1697 	},
1698 	.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
1699 		 MIPI_DSI_CLOCK_NON_CONTINUOUS,
1700 	.format = MIPI_DSI_FMT_RGB888,
1701 	.lanes = 4,
1702 };
1703 
1704 
1705 static const struct of_device_id dsi_of_match[] = {
1706 	{
1707 		.compatible = "auo,b080uan01",
1708 		.data = &auo_b080uan01
1709 	}, {
1710 		.compatible = "boe,tv080wum-nl0",
1711 		.data = &boe_tv080wum_nl0
1712 	}, {
1713 		.compatible = "lg,ld070wx3-sl01",
1714 		.data = &lg_ld070wx3_sl01
1715 	}, {
1716 		.compatible = "lg,lh500wx1-sd03",
1717 		.data = &lg_lh500wx1_sd03
1718 	}, {
1719 		.compatible = "panasonic,vvx10f004b00",
1720 		.data = &panasonic_vvx10f004b00
1721 	}, {
1722 		/* sentinel */
1723 	}
1724 };
1725 MODULE_DEVICE_TABLE(of, dsi_of_match);
1726 
1727 static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi)
1728 {
1729 	const struct panel_desc_dsi *desc;
1730 	const struct of_device_id *id;
1731 	int err;
1732 
1733 	id = of_match_node(dsi_of_match, dsi->dev.of_node);
1734 	if (!id)
1735 		return -ENODEV;
1736 
1737 	desc = id->data;
1738 
1739 	err = panel_simple_probe(&dsi->dev, &desc->desc);
1740 	if (err < 0)
1741 		return err;
1742 
1743 	dsi->mode_flags = desc->flags;
1744 	dsi->format = desc->format;
1745 	dsi->lanes = desc->lanes;
1746 
1747 	return mipi_dsi_attach(dsi);
1748 }
1749 
1750 static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)
1751 {
1752 	int err;
1753 
1754 	err = mipi_dsi_detach(dsi);
1755 	if (err < 0)
1756 		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
1757 
1758 	return panel_simple_remove(&dsi->dev);
1759 }
1760 
1761 static void panel_simple_dsi_shutdown(struct mipi_dsi_device *dsi)
1762 {
1763 	panel_simple_shutdown(&dsi->dev);
1764 }
1765 
1766 static struct mipi_dsi_driver panel_simple_dsi_driver = {
1767 	.driver = {
1768 		.name = "panel-simple-dsi",
1769 		.of_match_table = dsi_of_match,
1770 	},
1771 	.probe = panel_simple_dsi_probe,
1772 	.remove = panel_simple_dsi_remove,
1773 	.shutdown = panel_simple_dsi_shutdown,
1774 };
1775 
1776 static int __init panel_simple_init(void)
1777 {
1778 	int err;
1779 
1780 	err = platform_driver_register(&panel_simple_platform_driver);
1781 	if (err < 0)
1782 		return err;
1783 
1784 	if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) {
1785 		err = mipi_dsi_driver_register(&panel_simple_dsi_driver);
1786 		if (err < 0)
1787 			return err;
1788 	}
1789 
1790 	return 0;
1791 }
1792 module_init(panel_simple_init);
1793 
1794 static void __exit panel_simple_exit(void)
1795 {
1796 	if (IS_ENABLED(CONFIG_DRM_MIPI_DSI))
1797 		mipi_dsi_driver_unregister(&panel_simple_dsi_driver);
1798 
1799 	platform_driver_unregister(&panel_simple_platform_driver);
1800 }
1801 module_exit(panel_simple_exit);
1802 
1803 MODULE_AUTHOR("Thierry Reding <treding@nvidia.com>");
1804 MODULE_DESCRIPTION("DRM Driver for Simple Panels");
1805 MODULE_LICENSE("GPL and additional rights");
1806